Finding the Third Proportional to 73,790 and 158,100

Step by Step Solution

1. Step 1: Write the proportion equation
   73,790 : 158,100 = 158,100 : x
2. Step 2: Convert to fraction form
   73,790/158,100 = 158,100/x
3. Step 3: Cross multiply
   73,790x = 158,100 × 158,100
4. Step 4: Simplify right side
   73,790x = 24,995,610,000
5. Step 5: Solve for x
   x = 24,995,610,000/73,790
6. Step 6: Final answer
   x = 338,739.80